Low Coolant Light On But Level Ok — Possible Fault Codes
Found 1 fault code associated with low coolant light on but level ok. Codes are sorted by severity — check STOP ENGINE codes first.
MID 128 PID 111 FMI 4
Coolant Level Sensor
International A26 • Component: Engine Coolant Level Sensor • J1587
⚠️ Diagnostic Note:
Symptoms can have multiple root causes. Always verify with a diagnostic scan tool before replacing parts. The fault codes listed above are possible matches for low coolant light on but level ok based on SAE J1939/J1587 fault code definitions and OEM service documentation.